Case for electronic device



FIG. 1 is a first rear isometric view of a case for electronic device showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a second rear isometric view thereof; and,

FIG. 4 is a front view thereof.

In the drawings, the broken lines depict unclaimed environment and form no part of the claimed design. 

CLAIM The ornamental design for a case for electronic device, as shown and described. 